The Polycom SoundStation 2200-07500-001 VTX 1000 with Polycoms patented Acoustic Clarity Technology is truly a leap in voice conferencing technology. It is the worlds first conference phone that automatically adapts to each meeting environment, providing high fidelity voice clarity for all participants. With the SoundStation VTX 1000, conference call participants can speak at a normal, natural conversation level and be heard clearly from 2 feet or 20 feet away from the microphone even in large conference rooms. And, when two SoundStation VTX 1000 conference phones connect on a call, the phones automatically connect in VTX wideband mode, resulting in extraordinary clarity. SoundStation 2200-07500-001 VTX 1000 is the voice platform for he future. No wonder Polycom is the number 1 choice in conference phones, worldwide.